{"id":8401,"date":"2021-08-21T13:51:48","date_gmt":"2021-08-21T06:51:48","guid":{"rendered":"https:\/\/tct.vn\/blog\/?p=8401"},"modified":"2021-08-21T13:51:48","modified_gmt":"2021-08-21T06:51:48","slug":"huong-dan-sua-loi-laptop-khong-bat-duoc-wifi-win-7-8","status":"publish","type":"post","link":"https:\/\/tct.vn\/blog\/huong-dan-sua-loi-laptop-khong-bat-duoc-wifi-win-7-8\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn s\u1eeda l\u1ed7i laptop kh\u00f4ng b\u1eaft \u0111\u01b0\u1ee3c wifi win 7 8"},"content":{"rendered":"<div><span style=\"font-size: large;\">Laptop kh\u00f4ng b\u1eaft \u0111\u01b0\u1ee3c wifi l\u00e0 1 trong nh\u1eefng l\u1ed7i th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u0169ng c\u00f3 r\u1ea5t nhi\u1ec1u nguy\u00ean nh\u00e2n kh\u00e1c nhau v\u00e0 c\u00e1ch kh\u1eafc ph\u1ee5c c\u0169ng t\u01b0\u01a1ng \u1ee9ng. T\u00f9y v\u00e0o m\u1ed7i h\u1ee3p c\u00e1c b\u1ea1n ph\u1ea3i n\u00ean ti\u1ebfn h\u00e0nh test th\u1eed v\u00e0 t\u1eeb \u0111\u00f3 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c nguy\u00ean nh\u00e2n. V\u00ed d\u1ee5 b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng \u0111i\u1ec7n tho\u1ea1i ho\u1eb7c laptop kh\u00e1c k\u1ebft n\u1ed1i v\u00e0o wifi n\u00e0y xem c\u00f3 b\u1ecb l\u1ed7i kh\u00f4ng v\u00e0 t\u1eeb \u0111\u00f3 lo\u1ea1i tr\u1eeb \u0111\u01b0\u1ee3c kh\u1ea3 n\u0103ng l\u1ed7i do m\u1ea1ng hay kh\u00f4ng.<\/span><\/div>\n<div>\n<h2><a name=\"TOC-1.-H-ng-d-n-s-a-Laptop-k-t-n-i-c-wifi-nh-ng-kh-ng-v-o-m-ng-c\"><\/a><span style=\"font-size: x-large;\">1. H\u01b0\u1edbng d\u1eabn s\u1eeda Laptop k\u1ebft n\u1ed1i \u0111\u01b0\u1ee3c wifi nh\u01b0ng kh\u00f4ng v\u00e0o m\u1ea1ng \u0111\u01b0\u1ee3c<\/span><\/h2>\n<div>\n<div><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-8405\" src=\"https:\/\/tct.vn\/blog\/wp-content\/uploads\/2021\/08\/huong-dan-sua-laptop-khong-bat-duoc-wifi-1.jpg\" width=\"464\" height=\"383\" srcset=\"https:\/\/tct.vn\/blog\/wp-content\/uploads\/2021\/08\/huong-dan-sua-laptop-khong-bat-duoc-wifi-1.jpg 464w, https:\/\/tct.vn\/blog\/wp-content\/uploads\/2021\/08\/huong-dan-sua-laptop-khong-bat-duoc-wifi-1-400x330.jpg 400w\" sizes=\"auto, (max-width: 464px) 100vw, 464px\" \/><\/div>\n<\/div>\n<div><span style=\"font-size: large;\">\u0110\u00e2y c\u00f3 l\u1ebd l\u00e0 l\u1ed7i th\u01b0\u1eddng g\u1eb7p nh\u1ea5t v\u1ec1 wifi \u0111\u1eb7c bi\u1ec7t khi s\u1eed d\u1ee5ng \u1edf c\u00e1c n\u01a1i c\u00f4ng c\u1ed9ng v\u00e0 theo kinh nghi\u1ec7m c\u1ee7a m\u00ecnh th\u00ec nguy\u00ean nh\u00e2n th\u01b0\u1eddng g\u1eb7p nh\u1ea5t:<\/span><\/div>\n<div>\n<ul>\n<li>D\u00f9ng chung wifi qu\u00e1 nhi\u1ec1u k\u1ebft n\u1ed1i, modem kh\u00f4ng t\u1ef1 \u0111\u1ed9ng c\u1eadp ph\u00e1t \u0111\u01b0\u1ee3c IP<\/li>\n<li>\u0110\u01b0\u1eddng d\u00e2y m\u1ea1ng b\u1ecb tr\u1ee5c tr\u1eb7c, b\u1ecb \u0111\u1ee9t<\/li>\n<li>Qu\u00e1 h\u1ea1n \u0111\u00f3ng ti\u1ec1n b\u1ecb c\u1eaft m\u1ea1ng<\/li>\n<li>L\u1ed7i DNS: g\u1ea7n \u0111\u00e2y DNS google 8.8.8.8 8.8.4.4 r\u1ea5t hay g\u1eb7p tr\u1ee5c tr\u1eb7c khi\u1ebfn vi\u1ec7c v\u00e0o m\u1ea1ng ho\u1eb7c 1 s\u1ed1 trang web kh\u00f4ng \u0111\u01b0\u1ee3c<\/li>\n<li>Do modem wifi \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp ch\u1eb7n k\u1ebft n\u1ed1i Internet b\u1eb1ng \u0111\u1ecba ch\u1ec9 MAC th\u01b0\u1eddng g\u1eb7p khi k\u1ebft n\u1ed1i wifi n\u01a1i c\u00f4ng c\u1ed9ng &#8211;&gt; C\u1ea7n ph\u1ea3i li\u00ean h\u1ec7 v\u1edbi ng\u01b0\u1eddi qu\u1ea3n l\u00fd modem \u0111\u1ec3 th\u00eam \u0111\u1ecba ch\u1ec9 MAC c\u1ee7a b\u1ea1n v\u00e0o danh s\u00e1ch whitelist<\/li>\n<li>Virus: \u0110\u00e2y t\u1ea5t nhi\u00ean c\u0169ng l\u00e0 1 kh\u1ea3 n\u0103ng kh\u00f4ng th\u1ec3 lo\u1ea1i tr\u1eeb c\u00f3 th\u1ec3 do m\u00e1y t\u00ednh b\u1ea1n b\u1ecb t\u1ea5n c\u00f4ng virus ch\u1eb7n k\u1ebft n\u1ed1i m\u1ea1ng<\/li>\n<\/ul>\n<\/div>\n<h3><a name=\"TOC-H-ng-d-n-s-a-Laptop-kh-ng-b-t-c-wifi\"><\/a><span style=\"font-size: x-large;\">H\u01b0\u1edbng d\u1eabn s\u1eeda Laptop kh\u00f4ng b\u1eaft \u0111\u01b0\u1ee3c wifi<\/span><\/h3>\n<div>\n<div><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-8406\" src=\"https:\/\/tct.vn\/blog\/wp-content\/uploads\/2021\/08\/huong-dan-sua-laptop-khong-bat-duoc-wifi-2.jpg\" width=\"1366\" height=\"768\" srcset=\"https:\/\/tct.vn\/blog\/wp-content\/uploads\/2021\/08\/huong-dan-sua-laptop-khong-bat-duoc-wifi-2.jpg 1366w, https:\/\/tct.vn\/blog\/wp-content\/uploads\/2021\/08\/huong-dan-sua-laptop-khong-bat-duoc-wifi-2-400x225.jpg 400w, https:\/\/tct.vn\/blog\/wp-content\/uploads\/2021\/08\/huong-dan-sua-laptop-khong-bat-duoc-wifi-2-800x450.jpg 800w, https:\/\/tct.vn\/blog\/wp-content\/uploads\/2021\/08\/huong-dan-sua-laptop-khong-bat-duoc-wifi-2-768x432.jpg 768w, https:\/\/tct.vn\/blog\/wp-content\/uploads\/2021\/08\/huong-dan-sua-laptop-khong-bat-duoc-wifi-2-510x287.jpg 510w\" sizes=\"auto, (max-width: 1366px) 100vw, 1366px\" \/><\/div>\n<\/div>\n<div>\n<ul>\n<li>Reset l\u1ea1i modem: \u0110\u00e2y l\u00e0 c\u00e1ch kh\u00e1 h\u1eefu \u00edch trong nhi\u1ec1u tr\u01b0\u1eddng h\u1ee3p<\/li>\n<li>T\u1ef1 \u0111\u1ed9ng c\u1ea5p ph\u00e1t IP C\u00e1ch \u0111\u1eb7t ch\u1ec9 IP t\u0129nh wifi win 7 8 XP &#8211; Thay \u0111\u1ed5i IP m\u1ea1ng VNPT, FPT, Viettel<\/li>\n<li>N\u1ebfu vi\u1ec7c reset modem kh\u00f4ng hi\u1ec7u qu\u1ea3 v\u00e0 \u0111\u1ec3 \u00fd tr\u00ean modem ph\u1ea7n WLAN kh\u00f4ng hi\u1ec3n th\u1ecb \u0111\u00e8n th\u00ec kh\u1ea3 n\u0103ng l\u00e0 do m\u1ea1ng khi \u0111\u00f3 b\u1ea1n n\u00ean g\u1ecdi l\u00ean t\u1ed5ng \u0111\u00e0i h\u1ed7 tr\u1ee3 \u0111\u1ec3 h\u1ecd ki\u1ec3m tra l\u1ea1i. C\u00f3 th\u1ec3 t\u00ecm c\u00e1c s\u1ed1 \u0111i\u1ec7n tho\u1ea1i t\u1ed5ng \u0111\u00e0i tr\u00ean Vforum<\/li>\n<li>Th\u1eed DNS kh\u00e1c, ch\u1ec9nh DNS v\u1ec1 t\u1ef1 \u0111\u1ed9ng<\/li>\n<li>D\u00f9ng c\u00e1c ph\u1ea7n m\u1ec1m qu\u00e9t virus m\u1ea1nh \u0111\u1ec3 qu\u00e9t to\u00e0n b\u1ed9 l\u1ea1i h\u1ec7 th\u1ed1ng, tuy nhi\u00ean x\u00e1c xu\u1ea5t th\u01b0\u1eddng \u00edt g\u1eb7p n\u00ean c\u00e1c b\u1ea1n ti\u1ebfn h\u00e0nh khi \u0111\u00e3 th\u1eed t\u1ea5t c\u1ea3 c\u00e1c b\u01b0\u1edbc tr\u00ean m\u00e0 v\u1eabn kh\u00f4ng \u0111\u01b0\u1ee3c.<\/li>\n<\/ul>\n<\/div>\n<h2><a name=\"TOC-2.-H-ng-d-n-s-a-Laptop-kh-ng-hi-n-th-danh-s-ch-wifi\"><\/a><span style=\"font-size: x-large;\">2. H\u01b0\u1edbng d\u1eabn s\u1eeda Laptop kh\u00f4ng hi\u1ec3n th\u1ecb danh s\u00e1ch wifi<\/span><\/h2>\n<div><span style=\"font-size: large;\">N\u1ebfu laptop b\u1ea1n m\u1edbi c\u00e0i l\u1ea1i windows m\u00e0 bi\u1ec3u t\u01b0\u1ee3ng wifi kh\u00f4ng c\u00f3 thay v\u00e0o \u0111\u00f3 ch\u1ec9 c\u00f3 bi\u1ec3u t\u01b0\u1ee3ng LAN th\u00ec c\u00f3 th\u1ec3 do b\u1ea1n ch\u01b0a c\u00e0i driver wireless ho\u1eb7c c\u00e0i m\u00e0 b\u1ecb l\u1ed7i, khi \u0111\u00f3 b\u1ea1n ph\u1ea3i c\u00e0i \u0111\u1eb7t, n\u1ebfu ch\u01b0a c\u00f3 driver th\u00ec l\u00ean trang ch\u1ee7 download v\u00e0 c\u00e0i \u0111\u1eb7t.<\/span><\/div>\n<div><span style=\"font-size: large;\">\u00a0<\/span><\/div>\n<div><span style=\"font-size: large;\">Trong tr\u01b0\u1eddng h\u1ee3p b\u1ea1n v\u1eabn th\u01b0\u1eddng s\u1eed d\u1ee5ng wifi b\u00ecnh th\u01b0\u1eddng tuy nhi\u00ean t\u1ef1 nhi\u00ean kh\u00f4ng th\u1ea5y bi\u1ec3u t\u01b0\u1ee3ng wifi v\u00e0 kh\u00f4ng hi\u1ec3n th\u1ecb danh s\u00e1ch wifi th\u00ec khi \u0111\u00f3 r\u1ea5t c\u00f3 th\u1ec3 b\u1ea1n \u0111\u00e3 v\u00f4 t\u00ecnh b\u1ea5m nh\u1ea7m t\u1ed5 h\u1ee3p ph\u00edm t\u1eaft wifi &#8211;&gt; B\u1eadt l\u1ea1i wifi<\/span><\/div>\n<div><span style=\"font-size: large;\">\u00a0<\/span><\/div>\n<div><span style=\"font-size: large;\">H\u1ecfng card m\u1ea1ng: \u0110\u00e2y c\u00f3 l\u1ebd l\u00e0 tr\u01b0\u1eddng h\u1ee3p x\u1ea5u nh\u1ea5t nh\u01b0ng c\u0169ng th\u01b0\u1eddng \u00edt khi x\u1ea3y ra, n\u1ebfu b\u1ea1n \u0111\u00e3 d\u00f9ng \u0111\u1ee7 m\u1ecdi c\u00e1ch v\u1eabn kh\u00f4ng hi\u1ec3n th\u1ecb k\u1ebft n\u1ed1i m\u1ea1ng trong ph\u1ea7n Apdapter setting th\u00ec h\u00e3y ngh\u0129 t\u1edbi vi\u1ec7c mang \u0111i b\u1ea3o h\u00e0nh ho\u1eb7c s\u1eeda ch\u1eefa m\u00e1y t\u00ednh \u0111\u1ec3 ki\u1ec3m tra l\u1ea1i.<\/span><\/div>\n<div><strong>Ch\u00fac b\u1ea1n th\u00e0nh c\u00f4ng!!<\/strong><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Laptop kh\u00f4ng b\u1eaft \u0111\u01b0\u1ee3c wifi l\u00e0 1 trong nh\u1eefng l\u1ed7i th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u0169ng c\u00f3 r\u1ea5t nhi\u1ec1u nguy\u00ean nh\u00e2n kh\u00e1c nhau v\u00e0 c\u00e1ch kh\u1eafc ph\u1ee5c c\u0169ng t\u01b0\u01a1ng \u1ee9ng. T\u00f9y v\u00e0o m\u1ed7i h\u1ee3p c\u00e1c b\u1ea1n ph\u1ea3i n\u00ean ti\u1ebfn h\u00e0nh test th\u1eed v\u00e0 t\u1eeb \u0111\u00f3 d\u1ef1 \u0111o\u00e1n \u0111\u01b0\u1ee3c nguy\u00ean nh\u00e2n. V\u00ed d\u1ee5 b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":8402,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[506],"tags":[],"class_list":["post-8401","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-thu-thuat"],"_links":{"self":[{"href":"https:\/\/tct.vn\/blog\/wp-json\/wp\/v2\/posts\/8401","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tct.vn\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tct.vn\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tct.vn\/blog\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/tct.vn\/blog\/wp-json\/wp\/v2\/comments?post=8401"}],"version-history":[{"count":0,"href":"https:\/\/tct.vn\/blog\/wp-json\/wp\/v2\/posts\/8401\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tct.vn\/blog\/wp-json\/wp\/v2\/media\/8402"}],"wp:attachment":[{"href":"https:\/\/tct.vn\/blog\/wp-json\/wp\/v2\/media?parent=8401"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tct.vn\/blog\/wp-json\/wp\/v2\/categories?post=8401"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tct.vn\/blog\/wp-json\/wp\/v2\/tags?post=8401"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}